<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Custom highlight pseudo elements across elements.</title>
    <link rel="help" href="https://drafts.csswg.org/css-highlight-api-1/#painting">
    <link rel="match" href="highlight-text-across-elements-ref.html">
    <meta name="assert" content="Highlights should be able to be specified across elements.">
    <style>
        ::highlight(example-highlight1) {
            background-color: yellow;
            color:green;
        }
        ::highlight(example-highlight2) {
            background-color: blue;
            color:red;
        }
        ::highlight(example-highlight3) {
            background-color: purple;
            color:pink;
        }
    </style>
</head>
<body>
    <span id="text1">One two three</span>
    <span id="text2">four five six</span>
    <span id="text3">seven eight nine</span>
    <span id="text4">ten eleven twelve</span>
    <span id="text5">thirteen fourteen fifteen</span>

    <script>
        let textElement1 = document.getElementById('text1');
        let textElement2 = document.getElementById('text2');
        let textElement3 = document.getElementById('text3');
        let textElement4 = document.getElementById('text4');
        let textElement5 = document.getElementById('text5');
        let highlight1 = new Highlight(new StaticRange({startContainer: textElement1.childNodes[0], startOffset: 4, endContainer: textElement1.childNodes[0], endOffset: 7}));

        let highlight2 = new Highlight(new StaticRange({startContainer: textElement1.childNodes[0], startOffset: 10, endContainer: textElement2.childNodes[0], endOffset: 4}));
        highlight2.add(new StaticRange({startContainer: textElement2.childNodes[0], startOffset: 10, endContainer: textElement3.childNodes[0], endOffset: 5}));

        let highlight3 = new Highlight(new StaticRange({startContainer: textElement3.childNodes[0], startOffset: 10, endContainer: textElement5.childNodes[0], endOffset: 12}));

        CSS.highlights.set("example-highlight1", highlight1);
        CSS.highlights.set("example-highlight2", highlight2);
        CSS.highlights.set("example-highlight3", highlight3);
    </script>
</body>
</html>
